-30=-9x-3x

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Solution for -30=-9x-3x equation:


Simplifying
-30 = -9x + -3x

Combine like terms: -9x + -3x = -12x
-30 = -12x

Solving
-30 = -12x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '12x' to each side of the equation.
-30 + 12x = -12x + 12x

Combine like terms: -12x + 12x = 0
-30 + 12x = 0

Add '30' to each side of the equation.
-30 + 30 + 12x = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 12x = 0 + 30
12x = 0 + 30

Combine like terms: 0 + 30 = 30
12x = 30

Divide each side by '12'.
x = 2.5

Simplifying
x = 2.5

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